1144321224 has 32 divisors (see below), whose sum is σ = 2876796000. Its totient is φ = 379308032.

The previous prime is 1144321223. The next prime is 1144321229. The reversal of 1144321224 is 4221234411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1144321194 and 1144321203.

It is not an unprimeable number, because it can be changed into a prime (1144321223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128889 + ... + 137480.

It is an arithmetic number, because the mean of its divisors is an integer number (89899875).

Almost surely, 2^1144321224 is an apocalyptic number.

It is an amenable number.

1144321224 is an abundant number, since it is smaller than the sum of its proper divisors (1732474776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144321224 is a wasteful number, since it uses less digits than its factorization.

1144321224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266557 (or 266553 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 1144321224 is about 33827.8173106099. The cubic root of 1144321224 is about 1045.9621866765.

Adding to 1144321224 its reverse (4221234411), we get a palindrome (5365555635).

The spelling of 1144321224 in words is "one billion, one hundred forty-four million, three hundred twenty-one thousand, two hundred twenty-four".